High 7.1Published Oct 9, 2026

CVE-2026-29797Red Lion Controls N-Tron 700 Series Download of Code Without Integrity Check

Updated under an hour ago (2026-10-19 07:00 UTC)

Does this affect you?

It affects Red Lion Controls 700 Series. Add what you run to find out whether that includes you.

EPSS puts the chance of exploitation in the next 30 days at 0.16%, higher than 4% of scored CVEs.

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Every CVE for Red Lion Controls 700 Series

Exploited in the last 30 days

No authentication is required when updating firmware or bootloader, making it easy for malicious files to be pushed to the device. Additionally, anyone with the same software can scan a network for N-Tron devices and push/pull firmware without authenticating by using SNMP/TFTP.

CVSS: 7.1 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N
Weakness (CWE): CWE-494
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): 0.16% (percentile 4)
Assigned by: icscert
NVD analysis: Awaiting Analysis
Record last updated: Oct 11, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Red Lion Controls 700 Series red_lion_controls:700_series (from the name)	before Firmware Versions 3.11.0; before Bootloader Versions 2.0.6.1; 3.11.1 not affected	CNA record

References

https://www.hms-networks.com/
https://www.hms-networks.com/cybersecurity
https://www.cisa.gov/news-events/ics-advisories/icsa-26-281-01
https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-281-01.json

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.